CSF is one of the best firewall application for your Linux based servers. We have already dicussed a lot about CSF and its command usages. Refer this to Install CSF on your server. We have a lot of options available with CSF. Here I am discussing about the temporary IP blocking feature of CSF.

Yes, there is an option to configure the IPTABLES rules for blocking IPs temporary with the help of CSF. You can use it simply from the command-line. Similarly you can add an Iptables rule to allow IPs temporary. Here I am explaining, how it is possible via command-line?

You can use the switch “t” along with “a” and “d” to allow and deny IPs temporary. Here I am explaining some useful usages with examples.

How to Block/Deny an IP address in CSF temporary(for a particular time period) ?

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